This study was conducted on the Kanaan Forest within the Diyala Governorate between latitude 44°50’33.30”- 44°54”27.58” and 33º39’51.46”-33º34’25.54” and an area of ​​971.51km2. Using 12 satellite images of Landsat 8 satellite OLI_TIRS (row 37 and path 168) for 2015-2016 and 2017 by 4 images per year for the purpose of calculating NDVI values, the study found that there were significant differences for NDVI values ​​ (P-value for t-test was 0.0015, and the chi-square test is 0,0009 and the probability level is 0.05. For the years of study, the highest value of the index NDVI (0.514) was recorded on 12/3/2016 and the lowest value (0.234) on 18/9/2015. There was a difference at the quarterly and annual levels.